Steel Beam Sizes / CISC / HSS Rectangular / HS254×203×7.9
HS254×203×7.9 Dimensions, Weight and Section Properties
CISC Rectangular HSS · v12.1
HS254×203×7.9: 53.7 kg/m weight. View the full dimensions and properties in imperial and metric units below.
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Section diagram
HS254×203×7.9 dimensions
Not to scale. Dimensions shown for reference.
Section properties
Symbols match the steel section finder. Imperial and metric values are shown side by side.
| Property | Imperial | Metric |
|---|---|---|
| Weight | 36.20 lb/ft | 53.70 kg/m |
| Height | 10.00 in | 254.00 mm |
| Width | 8.00 in | 203.20 mm |
| Nominal tw | 0.313 in | 7.940 mm |
| Design tw | 0.313 in | 7.940 mm |
| Area | 10.62 in² | 6,850.00 mm² |
| Ix | 154.24 in⁴ | 64,200,000 mm⁴ |
| Iy | 109.31 in⁴ | 45,500,000 mm⁴ |
| Sx | 30.82 in³ | 505,000.00 mm³ |
| Sy | 27.34 in³ | 448,000.00 mm³ |
| Zx | 36.74 in³ | 602,000.00 mm³ |
| Zy | 31.55 in³ | 517,000.00 mm³ |
| rx | 3.81 in | 96.80 mm |
| ry | 3.21 in | 81.60 mm |
| J | 203.25 in⁴ | 84,600,000 mm⁴ |
Alternatives
Useful nearby sections
Compare weight neighbors, another Ix option, and a nearby depth series when available, with percent change versus HS254×203×7.9.
Lighter in Rectangular HSS
HA178×127×13
- Weight
- 52.4 kg/m (-2.8%)
- Depth
- 177.8 mm (-30%)
- Ix
- 24,700,000 mm⁴ (-62%)
Heavier in Rectangular HSS
HA254×152×9.5
- Weight
- 56.1 kg/m (+4.1%)
- Depth
- 254.0 mm (0.0%)
- Ix
- 55,400,000 mm⁴ (-14%)
Another Iₓ option in Rectangular HSS
HS305×152×6.4
- Weight
- 43.5 kg/m (-19%)
- Depth
- 304.8 mm (+20%)
- Ix
- 67,100,000 mm⁴ (+4.5%)
Source: CISC Structural Section Tables SST12.1 · v12.1 · CSA G40 · Methodology